diff --git a/Demos/CommonRigidBodySetup.h b/Demos/CommonRigidBodySetup.h
new file mode 100644
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+++ b/Demos/CommonRigidBodySetup.h
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+
+#ifndef COMMON_RIGID_BODY_SETUP_H
+#define COMMON_RIGID_BODY_SETUP_H
+
+//todo: replace this 'btBulletDynamicsCommon.h' header with specific used header files
+#include "btBulletDynamicsCommon.h"
+#include "CommonPhysicsSetup.h"
+
+struct CommonRigidBodySetup : public CommonPhysicsSetup
+{
+		//keep the collision shapes, for deletion/cleanup
+	btAlignedObjectArray<btCollisionShape*>	m_collisionShapes;
+	btBroadphaseInterface*	m_broadphase;
+	btCollisionDispatcher*	m_dispatcher;
+	btConstraintSolver*	m_solver;
+	btDefaultCollisionConfiguration* m_collisionConfiguration;
+	btDiscreteDynamicsWorld* m_dynamicsWorld;
+	
+	//data for picking objects
+	class btRigidBody*	m_pickedBody;
+	class btTypedConstraint* m_pickedConstraint;
+	btVector3 m_oldPickingPos;
+	btVector3 m_hitPos;
+	btScalar m_oldPickingDist;
+	
+	CommonRigidBodySetup()
+	:m_broadphase(0),
+		m_dispatcher(0),
+		m_solver(0),
+		m_collisionConfiguration(0),
+		m_dynamicsWorld(0),
+		m_pickedBody(0),
+		m_pickedConstraint(0)
+	{
+	}
+	
+	virtual void createEmptyDynamicsWorld()
+	{
+		///collision configuration contains default setup for memory, collision setup
+		m_collisionConfiguration = new btDefaultCollisionConfiguration();
+		//m_collisionConfiguration->setConvexConvexMultipointIterations();
+	
+		///use the default collision dispatcher. For parallel processing you can use a diffent dispatcher (see Extras/BulletMultiThreaded)
+		m_dispatcher = new	btCollisionDispatcher(m_collisionConfiguration);
+	
+		m_broadphase = new btDbvtBroadphase();
+	
+		///the default constraint solver. For parallel processing you can use a different solver (see Extras/BulletMultiThreaded)
+		btSequentialImpulseConstraintSolver* sol = new btSequentialImpulseConstraintSolver;
+		m_solver = sol;
+	
+		m_dynamicsWorld = new btDiscreteDynamicsWorld(m_dispatcher, m_broadphase, m_solver, m_collisionConfiguration);
+	
+		m_dynamicsWorld->setGravity(btVector3(0, -10, 0));
+	}
+	
+	
+	virtual void stepSimulation(float deltaTime)
+	{
+		if (m_dynamicsWorld)
+		{
+			m_dynamicsWorld->stepSimulation(deltaTime);
+		}
+	}	
+
+
+	virtual void exitPhysics()
+	{
+		removePickingConstraint();
+		//cleanup in the reverse order of creation/initialization
+
+		//remove the rigidbodies from the dynamics world and delete them
+		int i;
+		if (m_dynamicsWorld)
+		{
+
+			for (i = m_dynamicsWorld->getNumCollisionObjects() - 1; i >= 0; i--)
+			{
+				btCollisionObject* obj = m_dynamicsWorld->getCollisionObjectArray()[i];
+				btRigidBody* body = btRigidBody::upcast(obj);
+				if (body && body->getMotionState())
+				{
+					delete body->getMotionState();
+				}
+				m_dynamicsWorld->removeCollisionObject(obj);
+				delete obj;
+			}
+		}
+		//delete collision shapes
+		for (int j = 0; j<m_collisionShapes.size(); j++)
+		{
+			btCollisionShape* shape = m_collisionShapes[j];
+			delete shape;
+		}
+		m_collisionShapes.clear();
+	
+		delete m_dynamicsWorld;
+	
+		delete m_solver;
+	
+		delete m_broadphase;
+	
+		delete m_dispatcher;
+	
+		delete m_collisionConfiguration;
+	}
+		
+	virtual void syncPhysicsToGraphics(GraphicsPhysicsBridge& gfxBridge)
+	{
+		if (m_dynamicsWorld)
+		{
+			gfxBridge.syncPhysicsToGraphics(m_dynamicsWorld);
+		}
+	}
+
+	virtual bool pickBody(const btVector3& rayFromWorld, const btVector3& rayToWorld)
+	{
+		if (m_dynamicsWorld==0)
+			return false;
+
+		btCollisionWorld::ClosestRayResultCallback rayCallback(rayFromWorld, rayToWorld);
+
+		m_dynamicsWorld->rayTest(rayFromWorld, rayToWorld, rayCallback);
+		if (rayCallback.hasHit())
+		{
+	
+			btVector3 pickPos = rayCallback.m_hitPointWorld;
+			btRigidBody* body = (btRigidBody*)btRigidBody::upcast(rayCallback.m_collisionObject);
+			if (body)
+			{
+				//other exclusions?
+				if (!(body->isStaticObject() || body->isKinematicObject()))
+				{
+					m_pickedBody = body;
+					m_pickedBody->setActivationState(DISABLE_DEACTIVATION);
+					//printf("pickPos=%f,%f,%f\n",pickPos.getX(),pickPos.getY(),pickPos.getZ());
+					btVector3 localPivot = body->getCenterOfMassTransform().inverse() * pickPos;
+					btPoint2PointConstraint* p2p = new btPoint2PointConstraint(*body, localPivot);
+					m_dynamicsWorld->addConstraint(p2p, true);
+					m_pickedConstraint = p2p;
+					btScalar mousePickClamping = 30.f;
+					p2p->m_setting.m_impulseClamp = mousePickClamping;
+					//very weak constraint for picking
+					p2p->m_setting.m_tau = 0.001f;
+				}
+			}
+	
+	
+			//					pickObject(pickPos, rayCallback.m_collisionObject);
+			m_oldPickingPos = rayToWorld;
+			m_hitPos = pickPos;
+			m_oldPickingDist = (pickPos - rayFromWorld).length();
+			//					printf("hit !\n");
+			//add p2p
+		}
+		return false;
+	}
+	virtual bool movePickedBody(const btVector3& rayFromWorld, const btVector3& rayToWorld)
+	{
+		if (m_pickedBody  && m_pickedConstraint)
+		{
+			btPoint2PointConstraint* pickCon = static_cast<btPoint2PointConstraint*>(m_pickedConstraint);
+			if (pickCon)
+			{
+				//keep it at the same picking distance
+	
+				btVector3 newPivotB;
+	
+				btVector3 dir = rayToWorld - rayFromWorld;
+				dir.normalize();
+				dir *= m_oldPickingDist;
+	
+				newPivotB = rayFromWorld + dir;
+				pickCon->setPivotB(newPivotB);
+				return true;
+			}
+		}
+		return false;
+	}
+	virtual void removePickingConstraint()
+	{
+		if (m_pickedConstraint)
+		{
+			m_dynamicsWorld->removeConstraint(m_pickedConstraint);
+			delete m_pickedConstraint;
+			m_pickedConstraint = 0;
+			m_pickedBody = 0;
+		}
+	}
+	
+
+
+	btBoxShape* createBoxShape(const btVector3& halfExtents)
+	{
+		btBoxShape* box = new btBoxShape(halfExtents);
+		return box;
+	}
+
+	btRigidBody*	createRigidBody(float mass, const btTransform& startTransform, btCollisionShape* shape,  const btVector4& color = btVector4(1, 0, 0, 1))
+	{
+		btAssert((!shape || shape->getShapeType() != INVALID_SHAPE_PROXYTYPE));
+
+		//rigidbody is dynamic if and only if mass is non zero, otherwise static
+		bool isDynamic = (mass != 0.f);
+
+		btVector3 localInertia(0, 0, 0);
+		if (isDynamic)
+			shape->calculateLocalInertia(mass, localInertia);
+
+		//using motionstate is recommended, it provides interpolation capabilities, and only synchronizes 'active' objects
+
+#define USE_MOTIONSTATE 1
+#ifdef USE_MOTIONSTATE
+		btDefaultMotionState* myMotionState = new btDefaultMotionState(startTransform);
+
+		btRigidBody::btRigidBodyConstructionInfo cInfo(mass, myMotionState, shape, localInertia);
+
+		btRigidBody* body = new btRigidBody(cInfo);
+		//body->setContactProcessingThreshold(m_defaultContactProcessingThreshold);
+
+#else
+		btRigidBody* body = new btRigidBody(mass, 0, shape, localInertia);
+		body->setWorldTransform(startTransform);
+#endif//
+
+		body->setUserIndex(-1);
+		m_dynamicsWorld->addRigidBody(body);
+		return body;
+	}
+};
+
+#endif //COMMON_RIGID_BODY_SETUP_H
+